6685-01-139-6731

Find complete technical information, availability, and procurement data for: 6685-01-139-6731
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6685 Humidity Measuring and Controlling Instruments, Temperature and Pressure

National Stock Number

6685-01-139-6731

Item Name Code

07419

Assigment Date

10/05/1982 (43 years ago)

A reciprocating internal combustion engine in which the power necessary to produce motion of the mechanism is obtained by igniting a compressed fuel and air mixture within the cylinder or cylinders by extreme heat resulting from compression. The engine consists of a cylinder block assembly complete with cylinder head(s) and oil pan(s). It may include attachments or accessories, such as starter motor, transmission for auxiliary equipment, clutch, oil filter, flywheel, flywheel housing or battery charging generator. A fuel tank is not included. For a complete operating power unit mounted on a base, see power unit (1), diesel.

3.500 inches nominal dial diameter, dial scale type, 0.219 inches nominal unthreaded mounting hole diameter, trident material end item identification, 4.750 inches nominal case diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Case Diameter: 4.750 inches nominal
Unthreaded Mounting Hole Diameter: 0.219 inches nominal
End Item Identification: trident material
Dial Diameter: 3.500 inches nominal
Scale Type: dial
Scale Smallest Increment: 5.0 deg fahrenheit
Mounting Facility Type And Quantity: 3 hole
Case Type: shock proof
Actuating Medium: gas
Bulb Quantity: 1
Bulb Type: flexible extension plain
Bulb Connection Type: union
Active Portion Length: 3.500 inches nominal
Active Portion Diameter: 0.375 inches nominal
Indicator Connection Method: flexible tube
Flexible Tube Length: 180.000 inches nominal
Features Provided: zero adjustment
Scale Measurement Range: -20.000 to 240.000 deg fahrenheit
Pointer/Pen Type And Quantity: 1 indicating single
Material: aluminum meter case
Material: steel comp 316 bulb
Material Document And Classification: aisi assn std single material response bulb

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
31GPY00UF15Y	Capillary Indicating Thermometer
35-T8478K-51E-000-0150-20/240	Capillary Indicating Thermometer

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 6685-01-139-6731?

The FSCG of the NSN 6685-01-139-6731 is 6685

Does the NSN 6685-01-139-6731 have a Schedule B code assigned?

Yes, the Schedule B code is 9025114000

Does NSN 6685-01-139-6731 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 6685-01-139-6731 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-01-139-6731 contain hazardous materials?

Indicates information is in the hazardous materials information resource system (hmirs).

When the NSN 6685-01-139-6731 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Tue, Oct 5, 1982